February 28 » The Second Boer War: The 118-day "Siege of Ladysmith" is lifted.
June 25 » The Taoist monk Wang Yuanlu discovers the Dunhuang manuscripts, a cache of ancient texts that are of great historical and religious significance, in the Mogao Caves of Dunhuang, China.
July 2 » The first Zeppelin flight takes place on Lake Constance near Friedrichshafen, Germany.
September 13 » Filipino insurgents defeat a small American column in the Battle of Pulang Lupa, during the Philippine–American War.
October 25 » The United Kingdom annexes the Transvaal.
November 7 » The People's Party is founded in Cuba.
Day of death April 12, 1987
The temperature on April 12, 1987 was between 4.4 °C and 8.2 °C and averaged 5.6 °C. There was 3.5 mm of rain during 4.1 hours. There was 0.4 hours of sunshine (3%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 22 » Philippine security forces open fire on a crowd of 10,000–15,000 demonstrators at Malacañang Palace, Manila, killing 13.
July 1 » The American radio station WFAN in New York City is launched as the world's first all-sports radio station.
July 5 » Sri Lankan Civil War: The LTTE uses suicide attacks on the Sri Lankan Army for the first time. The Black Tigers are born and, in the following years, will continue to kill with the tactic.
July 24 » US supertanker SSBridgeton collides with mines laid by IRGC causing a 43-square-meter dent in the body of the oil tanker.
September 13 » Goiânia accident: A radioactive object is stolen from an abandoned hospital in Goiânia, Brazil, contaminating many people in the following weeks and causing some to die from radiation poisoning.
October 21 » The Jaffna hospital massacre is carried out by Indian Peace Keeping Force in Sri Lanka, killing 70 ethnic Tamil patients, doctors and nurses.
When copying data from this family tree, please include a reference to the origin: Olaf Andersen, "Andersen family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-andersen/I6003.php : accessed January 10, 2026), "Jan Cornelis Verhoef (1900-1987)".
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